Home / 47,340.72-70,998.80-14,052.96

Finding the Fourth Proportional to 47,340.72, 70,998.80 and 14,052.96

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Solution

The fourth proportional to 47,340.72, 70,998.80 and 14,052.96 is: 21,075.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,340.72 : 70,998.80 = 14,052.96 : x
  2. Step 2: Convert to fraction form
    47,340.72/70,998.80 = 14,052.96/x
  3. Step 3: Cross multiply
    47,340.72x = 70,998.80 × 14,052.96
  4. Step 4: Simplify right side
    47,340.72x = 997,743,226.18
  5. Step 5: Solve for x
    x = 997,743,226.18/47,340.72
  6. Step 6: Final answer
    x = 21,075.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.